Race Condition Affecting openssh package, versions <9.6_p1-r1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.29% (70th percentile)

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  • Snyk IDSNYK-ALPINE319-OPENSSH-7416449
  • published3 Jul 2024
  • disclosed1 Jul 2024

Introduced: 1 Jul 2024

CVE-2024-6387  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Alpine:3.19 openssh to version 9.6_p1-r1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openssh package and not the openssh package as distributed by Alpine. See How to fix? for Alpine:3.19 relevant fixed versions and status.

A security regression (CVE-2006-5051) was discovered in OpenSSH's server (sshd). There is a race condition which can lead sshd to handle some signals in an unsafe manner. An unauthenticated, remote attacker may be able to trigger it by failing to authenticate within a set time period.

References

CVSS Scores

version 3.1